Record #2322
- Date:
- 18/04/1934
- Record Type:
- Letter
- From/By:
- Arthur S. Dickinson
- To:
- B. Rosenberg
- Reel:
- Reel 10
- Frame Start:
- 10-1576
- Legacy ID:
- 2335
- Legacy Year:
- 1934
- Legacy Index:
- Inventions
Regarding Rosenberg's communications concerning his work in the area of fire prevention and protection. He has an attachment to motion picture projectors preventing against fire. Dickinson hopes for a demonstration of the device.
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